DDSB Incumbent | Information Assurance (IA) Security Administrator Support Services (Security Control Assessor) VetRampDDSB Incumbent | Information Assurance (IA) Security Administrator Support Services (Security Control Assessor)San Antonio, TexasIA Security Control Assessor will serve as a key cybersecurity compliance expert responsible for evaluating and validating DHA information systems against Risk Management Framework (RMF) requirements to support ongoing Authorization to Operate (ATO) efforts. 1) Microsoft Certified: Azure Administrator Associate or Windows Server Hybrid Administrator Associate.
Information Assurance (IA) Security Administrator Support Services | Security Control Assessor VetRampInformation Assurance (IA) Security Administrator Support Services | Security Control AssessorSan Antonio, TexasIA Security Control Assessor will serve as a key cybersecurity compliance expert responsible for evaluating and validating DHA information systems against Risk Management Framework (RMF) requirements to support ongoing Authorization to Operate (ATO) efforts. This includes sustaining both on-premise and cloud-based environments serving over 200,000 users and 250,000 end-user devices across 250 sites worldwide.
DDSB Incumbent | Information Assurance (IA) Security Administrator Support Services (Vulnerability Assessment Analyst) VetRampDDSB Incumbent | Information Assurance (IA) Security Administrator Support Services (Vulnerability Assessment Analyst)San Antonio, TexasVulnerability Assessment Analyst executes vulnerability scanning, compliance checks, and remediation tracking in support of DHA cybersecurity readiness and operational assurance. Perform scheduled and ad hoc vulnerability scans using tools like ACAS (e.g., Nessus), SCAP, and SCC.
Information Assurance (IA) Security Administrator Support Services | Vulnerability Assessment Analyst VetRampInformation Assurance (IA) Security Administrator Support Services | Vulnerability Assessment AnalystSan Antonio, TexasThis includes sustaining both on-premise and cloud-based environments serving over 200,000 users and 250,000 end-user devices across 250 sites worldwide. The Defense Health Agency’s Domain and Directory Services Branch (DDSB) supports the global IT infrastructure that underpins medical readiness for the Army, Navy, and Air Force.
Lead Information Assurance (IA) Security Administrator VetRampLead Information Assurance (IA) Security AdministratorSan Antonio, TexasAs Key Personnel, this individual is responsible for overseeing system-level security control assessments, ensuring Risk Management Framework (RMF) compliance, and leading the contractor IA team—including subordinate Security Control Assessors, Vulnerability Analysts, and IT Program Auditors. The Lead Information Assurance Analyst will serve as the senior contractor lead for all Information Assurance (IA) and cybersecurity compliance activities supporting the Defense Health Agency (DHA) under the Domain and Directory Services Branch (DDSB) task order.
Cyber Security Administrator Govcio LLCCyber Security AdministratorSan Antonio, Texas$80,000–$86,000 / yearFull timeAssist the government by providing research, documentation, artifacts, and administrative support for the Risk Management Framework (RMF) process for the Command’s NIPRNET, DDASS, deployable C2 node type accreditations, future IaaS/PaaS/SaaS deployments, and other accreditations as required. Investigating additions and changes to cybersecurity processes to identify, measure, and control threats to minimize the unauthorized disclosure of information via monitoring, IAVAs, and cost-effective countermeasures.
DDSB Incumbent | Information Assurance (IA) Security Administrator Support Services (IT Program Auditor) VetRampDDSB Incumbent | Information Assurance (IA) Security Administrator Support Services (IT Program Auditor)San Antonio, TexasThank you for your interest in joining our team as we work to ensure a smooth transition and continuity of mission support. Collaborate with EM, system administration, and endpoint security teams to maintain compliant IT environments.
Information Assurance (IA) Security Administrator Support Services | IT Program Auditor VetRampInformation Assurance (IA) Security Administrator Support Services | IT Program AuditorSan Antonio, TexasThis includes sustaining both on-premise and cloud-based environments serving over 200,000 users and 250,000 end-user devices across 250 sites worldwide. The Defense Health Agency’s Domain and Directory Services Branch (DDSB) supports the global IT infrastructure that underpins medical readiness for the Army, Navy, and Air Force.
Security Administrator University HealthSecurity AdministratorSan Antonio, TXEstablishes efficient processes for provisioning and deprovisioning user accounts and implements role based access controls within a highly complex system infrastructure. Provides identity and management support to end users through administration and maintenance of individual userids and passwords to promote individual accountability on all of UH Information Systems.
CIS Administrator BGECIS AdministratorSan Antonio, TexasIn addition, BGE provides unlimited sick leave, floating holidays, and robust career growth guidance, including organization-wide leadership and mentorship programs to help you build connections and shape your career. This role serves as an escalation point from analysts, owns assigned platforms, and ensures secure, reliable, and well-documented operations across Microsoft Intune, Microsoft 365, and Microsoft Azure.
Cyber Security Analyst - SIEM Engineer General Dynamics Mission Systems, IncCyber Security Analyst - SIEM EngineerSan Antonio, Texas$142,696–$158,303 / yearCompany Overview: General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Basic Qualifications: Bachelor's degree in Engineering, or a related Science or Mathematics field, plus a minimum of 8 years of relevant experience; or Master's degree plus a minimum of 6 years of relevant experience.
Cyber Security Analyst - SIEM Engineer General Dynamics CorpCyber Security Analyst - SIEM EngineerSan Antonio, TX$142,696–$158,303 / yearGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Bachelor's degree in Engineering, or a related Science or Mathematics field, plus a minimum of 8 years of relevant experience; or Master's degree plus a minimum of 6 years of relevant experience.
Operational Database System Administrator General Dynamics CorpOperational Database System AdministratorSan Antonio, TX$101,357–$109,672 / yearGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Bachelor's degree in computer science, information technology/related discipline is required, plus a minimum of 5 years of relevant experience.
Oracle Administrator (OIAM/DBA) JTEC ConsultingOracle Administrator (OIAM/DBA)San Antonio, Texas8+ years of related experience installing, maintaining, securing, and supporting performance tuning for Oracle Identity Suite including: Experience with Oracle DBA and systems operations supporting Oracle EBS. JTEC Consulting is hiring a senior level Oracle Database Administrator with Oracle middleware products expertise to support full application lifecycle for an Oracle Cloud Infrastructure (OCI).
Unified Comm Administrator Govcio LLCUnified Comm AdministratorSan Antonio, Texas$100,000–$105,000 / yearFull timeConsults with support teams, help desks, customers and other technical staff in the resolution of problems, coordinates and performs operation and/or maintenance activities for networks/servers, identifies recurring problems and recommends steps to reduce the severity or frequency of problems. Responsibilities: Establishes and maintains smooth operation of computer systems (to include operating systems, software and hardware) in networked or stand-alone configurations, maintains system integrity, and upgrades systems and/or servers as required.
AWS Cloud DBA Guidehouse IncAWS Cloud DBASan Antonio, TXThe ideal candidate has hands-on experience with multiple AWS database services, understands modern data architectures, and can collaborate with developers, architects, and DevOps teams to deliver reliable data solutions. Design, implement, and manage AWS-managed databases including RDS (Oracle, PostgreSQL etc.), develop strategies for high availability, replication, failover, and disaster recovery.
NewLearning Management System Administrator Firstday-FoundationLearning Management System AdministratorSan Antonio, TXRelevant combinations of education and experience may be considered, including:Bachelor's degree in a related field with one (1) year of experience preferred, but not requiredAssociate degree in a related field with three (3) years of experience supporting learning management systems, learning technologies, or training operationsHigh school diploma/GED with five (5) years of progressively responsible experience supporting learning management systems, learning technologies, or training operationsCertifications: Relevant certifications such as Cornerstone OnDemand certifications, ATD's APTD or CPTD, CPTM, instructional design certifications, or other learning technology-related credentials may be considered in lieu of a portion of the educational requirements. Ability to provide high-quality customer service when supporting users via support tickets, email, or live troubleshooting, demonstrating professionalism, responsiveness, and a solution-oriented approach.9.
Unified Communications Administrator Input Technology SolutionsUnified Communications AdministratorSan Antonio, TXAt least 4 years of telecommunications technical experience installing, administering, and upgrading Cisco Unified Collaboration appliances and troubleshooting converged networks that leverage Cisco UC capabilities to interconnect Cisco, Tandberg, and Polycom endpoints, gateways, and teleconference bridge products. In support of a challenging, critical, and rewarding program that provides integrated voice, video, and data services throughout the Information Technology lifecycle, our client is seeking a Unified Communications Administrator to join our dynamic team of IT professionals dedicated to fostering a positive and collaborative work environment.
Oracle Database Administrator Booz Allen HamiltonOracle Database AdministratorSan Antonio, TexasOnsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. As a database administrator we are seeking an experienced Database Administrator with deep expertise in Oracle database platforms, advanced PL and SQL development, and modern data migration and ETL practices.
LEAD IT ANALYST - SR. IT ANALYST - Oracle Database Administrator Southwest Research InstituteLEAD IT ANALYST - SR. IT ANALYST - Oracle Database AdministratorSan Antonio, TXWho We Are: Join the SwRI ITC Support Services team that provides Oracle database support for the Institute Enterprise Resources Planning (ERP), and other databases as needed. In lieu of a Bachelors degree, a High School Diploma or equivalent with continuing education and related certifications plus 10 years of directly related professional level experience is required.
System Administrator I - III Bridgehead ITSystem Administrator I - IIISan Antonio, TXAt this level, the focus is on learning the environment, performing routine maintenance, following documented procedures, and building core skills in Windows Server administration and ticketing. System Administrator III is a senior-level position for experienced administrators who take ownership of complex environments, lead system implementations, and serve as escalation points for the team.
Salesforce Administrator, Collections & Servicing PenFed Credit UnionSalesforce Administrator, Collections & ServicingSan Antonio, Texas$60,000–$116,320 / yearFull timeA day in the life of a Salesforce Administrator – Collections & Servicing might include addressing inquiries from end users related to issues or questions about Salesforce, meeting with stakeholders to define requirements for an upcoming system enhancement, leading user acceptance testing for the next release, or demoing a new feature to end users. An admin will have a strong consumer collections and/or loan servicing background, a thorough understanding of Salesforce, and the collaborative skills necessary to partner with various internal and external teams to configure, monitor, troubleshoot and deliver meaningful change.
Operational Database System Administrator General Dynamics Mission Systems, IncOperational Database System AdministratorSan Antonio, TX$101,357–$109,672 / yearGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Bachelor's degree in computer science, information technology/related discipline is required, plus a minimum of 5 years of relevant experience.
Database Administrator w/ Accumulo (MUST have DoD TS clearance) Sandoval Technology Solutions LLCDatabase Administrator w/ Accumulo (MUST have DoD TS clearance)San Antonio, TXAs a Database Administrator, you will be responsible for managing, maintaining, and securing our organization's databases to ensure optimal performance and data integrity. Job Summary: We are seeking a skilled Database Administrator with expertise in Accumulo to join our team.
Senior System Administrator GalaxEsystemsSenior System AdministratorSan Antonio, TXFull timeKey Responsibilities and Duties Infrastructure Management: Install, configure, and maintain desktop operating systems (Windows/Apple), servers, virtual environments (VMware) and have working knowledge of network hardware (routers, switches, firewalls, wireless). You will play a crucial role in preventing downtime, implementing security protocols, best practices policies, and providing technical and operational support, ensuring day-to-day operations run smoothly.
IT Site Administrator (Bilingual) Viant Medical LLCIT Site Administrator (Bilingual)San Antonio, TXAbout the role: As an IT Administrator, you will lead and support IT operations for your assigned site(s), providing technical leadership across system administration, networking, technical support, project management, and business analysis. This position requires professional fluency in both English and Spanish, as the role regularly supports bilingual employees, leaders, and business operations across the Viant facilities in San Antonio, TX and Vega Baja, Puerto Rico.
Systems Administrator III Alpha Omega IntegrationSystems Administrator IIISan Antonio, TexasAnalyze, validate, implement, maintain, and configure current services and tools (examples include Active Directory (AD), System Center Operations Manager, Quest, Dell Quest maintenance tools) to minimize negative impacts to performance and scalability; work with other organizations and MTFs to coordinate operations and support of directory services across the enterprise; sustain and provide advanced enterprise-level support for AD services and functions; document technical solutions as required. Manage and monitor Data Encryption services to ensure systems and all supported devices are updated; create, deploy, upgrade, and install data encryption client packages, files, and policies in accordance with maintenance window policies; and provide data encryption services status reports.
Senior Red Hat Linux Systems Administrator/Automation Engineer SPRINT Next Team General Dynamics CorpSenior Red Hat Linux Systems Administrator/Automation Engineer SPRINT Next TeamSan Antonio, TX$132,930–$143,835 / yearGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Were looking for a certified expert to drive Linux system administration and automation efforts, leveraging Red Hat Ansible Automation Platform (AAP), Red Hat Satellite, and AI tools to streamline processes.
Operations Linux System Administrator - Web/DB/Cloud General Dynamics CorpOperations Linux System Administrator - Web/DB/CloudSan Antonio, TX$111,123–$120,239 / yearHands-on administration of enterprise-level Red Hat Linux environments based on the GDMS Pitbull Operating System (OS), including web servers, database platforms, and cloud-based systems supporting a classified national security program. General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation.
NITOAD Identity and Access Administrator United States CourtsNITOAD Identity and Access AdministratorSan Antonio, TX$75,776–$90,823 / yearLocation San Antonio, TX Opening and Closing Dates 07/06/2026 - Open Until Filled Appointment Type Permanent Salary $75,776 - $90,823 Link to Court Careers Information https://txw.fd.org/ Announcement Number 26-43 Link to Job Announcement. Court Name/Organization Texas Western Federal Public Defender Overview of the Position The Federal Public Defender for the Western District of Texas is accepting applications for the position Identity and Access Administrator, to be stationed in the San Antonio office.
Programmer/Analyst – Database Administrator - Senior IntegralProgrammer/Analyst – Database Administrator - SeniorSan Antonio, TexasFull timeOverview: Perform modifications to the enterprise database as required to resolve problem reports and implement change requests, as well as maintain and optimize the database for the system, and utilize the priority and severity rankings as assigned by the Product Owner for sprint planning. · BS Degree in computer science AND 5 years’ experience with Windows OS, T-SQL, SQL, Database management, and performing technical documentation and/or operational system test and evaluation functions directly related to the major USAF Management Information System.
NewSr. SQL Database Administrator PeratonSr. SQL Database AdministratorSan Antonio, Texas$80,000–$128,000 / yearFull timeAs the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. SQL Database Administrator is responsible for designing, developing, optimizing, and maintaining enterprise-grade databases.
Endpoint Protection Administrator (Senior) Agil3 Technology Solutions (A3T)Endpoint Protection Administrator (Senior)San Antonio, TXFull timeSecurity Clearance: Secret Company Overview Agil3 Technology Solutions LLC ("A3T") is a Northern Virginia based, ISO 9001, ISO 20000-1 & ISO 27001 Certified, Women-Owned (WOSB) and Service-disabled Veteran-Owned (SDVOSB) small business. In addition to the CEO’s recognition as an “All-Star Entrepreneur”, A3T is recognized by Inc Magazine as one of the fastest growing companies in the country, by Vet 50 as Fastest Growing Veteran-Owned Businesses, and is featured in CyberSecurity Ventures / Cybercrime Magazine!
Endpoint Protection Administrator (Master) Agil3 Technology Solutions (A3T)Endpoint Protection Administrator (Master)San Antonio, TXFull timeSecurity Clearance: Secret Company Overview Agil3 Technology Solutions LLC ("A3T") is a Northern Virginia based, ISO 9001, ISO 20000-1 & ISO 27001 Certified, Women-Owned (WOSB) and Service-disabled Veteran-Owned (SDVOSB) small business. In addition to the CEO’s recognition as an “All-Star Entrepreneur”, A3T is recognized by Inc Magazine as one of the fastest growing companies in the country, by Vet 50 as Fastest Growing Veteran-Owned Businesses, and is featured in CyberSecurity Ventures / Cybercrime Magazine!
IT Enterprise Backup Administrator Randolph Brooks Federal Credit UnionIT Enterprise Backup AdministratorSan Antonio, TXUnder minimal supervision, the IT Enterprise Backup Administrator is responsible for the operation, administration, maintenance, and troubleshooting of all components of the enterprise backup system to ensure functionality and efficiency that meets internal customer needs. Randolph-Brooks Federal Credit Union is currently searching for an experienced and talented IT Enterprise Backup Administrator to join our amazing IT Platform Services team!
Network Administrator III (WAN) Abacus TechnologyNetwork Administrator III (WAN)San Antonio, TexasOverview: Abacus Technology is seeking a Network Administrator to provide WAN infrastructure support for the Air Force Intranet Control (AFINC) III Support program at Lackland AFB. Extensive experience with security as it pertains to network architecture, desktops, laptops, servers, firewalls, routers, and intrusion detection systems (IDS).
Operations Linux System Administrator - Web/DB/Cloud General Dynamics Mission Systems, IncOperations Linux System Administrator - Web/DB/CloudSan Antonio, TX$111,123–$120,239 / yearHands-on administration of enterprise-level Red Hat Linux environments based on the GDMS Pitbull Operating System (OS), including web servers, database platforms, and cloud-based systems supporting a classified national security program. General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation.
System Administrator Def-Logix, Inc.System AdministratorSan Antonio, TXThis role combines production systems administration with onsite user support and requires the ability to troubleshoot across workstations, servers, identity, networks, VPNs, and security tooling. The administrator will help manage and security-monitor a CMMC Level 2 self-assessed environment and maintain the controls, records, and operational discipline needed to support NIST SP 800-171 requirements.
Systems Engineer / System Administrator for Managed Service Provider Straight Edge Technology, Inc.Systems Engineer / System Administrator for Managed Service ProviderSan Antonio, TX$60,000–$90,000Provides IT support relating to technical issues involving Microsoft’s core business applications / Azure / Office 365, as well as virtual environments built on Citrix and VMware. BS degree in Computer Science, Engineering or a related subject, or a combination of 5+ years of experience and recent equivalent training (college graduate, technical school graduate or similar.
System Administrator MaximusSystem AdministratorSan Antonio, TXFull timeMaximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. If you require assistance at any stage of the employment process-including accessing job postings, completing assessments, or participating in interviews,-please contact People Operations at applicantaccom@maximus.com .
Senior AWS Cloud Systems Operations Administrator Maximus IncSenior AWS Cloud Systems Operations AdministratorSan Antonio, TXMaximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. A senior level AWS Cloud Systems Operations Administrator should have at least three (3) of the following Trainings or Certifications below and at least two (2) years applied experience with Container Orchestration and/or application deployment.
NewWorkday Release Management Administrator II - C Bexar CountyWorkday Release Management Administrator II - CSan Antonio, TXMust be self-motivated and able to work independently and consistently demonstrate critical thinking and problem-solving capabilityPreferred QualificationsExperience with Workday platform and its release management processes. Review new Workday features and functionality introduced in updates and releases; assess potential impacts on current business processes and identify opportunities for innovation or process improvement.
NewIT Systems Administrator EControlsIT Systems AdministratorSan Antonio, TXFull timeEControls is a global provider of innovative, state-of-the-art integrated controls solutions for internal combustion engines and electric drive systems in the off-highway, on-highway, and stationary equipment markets. Strong knowledge of implementing and effectively developing helpdesk and IT operations best practices, including expert knowledge of security, storage, data protection, and disaster recovery protocols.
Database Administrator Red Arch SolutionsDatabase AdministratorSan Antonio, TXFull timeDirect the monitoring, administrating, and implementing performance on database systems as well as database performance optimization, developing/changing database indices, redesigning database structure and reloading data into a database. Determination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data.
AWS Cloud DBA GuidehouseAWS Cloud DBASan Antonio, TexasThe ideal candidate has hands-on experience with multiple AWS database services, understands modern data architectures, and can collaborate with developers, architects, and DevOps teams to deliver reliable data solutions. Design, implement, and manage AWS-managed databases including RDS (Oracle, PostgreSQL etc.), develop strategies for high availability, replication, failover, and disaster recovery.
Systems Administrator II Alpha Omega IntegrationSystems Administrator IISan Antonio, TexasAdditionally, manage cloud/tenant environments with a focus on ensuring secure access and resource allocation, and perform Azure account management tasks, including creating and configuring Azure AD users, managing access permissions, and monitoring cloud resource usage and performance. There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, education and certifications as well as contract provisions regarding labor categories that are specific to the position and could fall outside of this range.
DDSB Incumbents | Endpoint Engineer (Systems Administrator) VetRampDDSB Incumbents | Endpoint Engineer (Systems Administrator)San Antonio, TexasOR DoD/Military Training: F07DZZ1 or M03385G or M10395B or M223854 or A-150-0045 now W-250-0750 or A-531-0021 or W-250-0750 or A-150-3400 now W-250-0750 or A-150-1980 or A-150-1202 or A-150-1203 or A-150-1250 or A-150-1855 / A-150-1940 or A-113-0205 or A-113-0175 or A-113-0018 or A-113-0382 or A-113-0027 or A-113-0383 or A-113-0175 or A-113-0202 or A-113-0233 or DISA-US1379. The engineer will also lead Tier 3/4 support efforts, drive endpoint automation and modernization initiatives, and provide technical leadership in support of RMF and Zero Trust alignment.
Endpoint Engineer | Systems Administrator VetRampEndpoint Engineer | Systems AdministratorSan Antonio, TexasOR DoD/Military Training: F07DZZ1 or M03385G or M10395B or M223854 or A-150-0045 now W-250-0750 or A-531-0021 or W-250-0750 or A-150-3400 now W-250-0750 or A-150-1980 or A-150-1202 or A-150-1203 or A-150-1250 or A-150-1855 / A-150-1940 or A-113-0205 or A-113-0175 or A-113-0018 or A-113-0382 or A-113-0027 or A-113-0383 or A-113-0175 or A-113-0202 or A-113-0233 or DISA-US1379. Endpoint Engineering Services plays a critical role in enabling secure, reliable, and centrally managed endpoint operations across hybrid environments—spanning on-premises infrastructure, cloud, and SaaS platforms.
System Administrator (Full Time) Piper Aircraft IncSystem Administrator (Full Time)San Antonio, TXPosition Summary: This mid-level position is responsible for supporting the Systems Operations Manager in maintaining data center operations including server hardware, software and patches. May be exposed to odors, chemical agents, dust, fumes, gases, sharp objects, hazardous or moving equipment, wet slippery floors, and extremes in temperature and humidity.
Linux System Administrator G6 Cyber SolutionsLinux System AdministratorSan Antonio, TXExperience with information security toolsets such as anti-virus, Security Information and Event Management (SIEM), and/or Host-based Intrusion Detection Systems/Network Intrusion Detection Systems (HIDS/NIDS). Managing networking switches, routers, and firewalls, including configuration, monitoring, and troubleshooting in DoD-compliant environments to ensure secure data flow and network integrity.